It's been over a year since Xandros Inc. launched a new version of its well-regarded Xandros Desktop Operating System, but the company is now looking for a few good beta testers for its next release. Xandros Desktop OS 4, which will be released later this year, will be based on the DCC Alliance's Common Core. This, in turn, is based on Debian 3.1, aka Sarge, which has been made LSB (Linux Standard Base) 3.0 compliant